43 lines
1.7 KiB
Java
43 lines
1.7 KiB
Java
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package io.dataease.jackson;
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import com.fasterxml.jackson.annotation.JsonInclude;
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import com.fasterxml.jackson.core.StreamReadConstraints;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Primary;
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import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
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@Configuration
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public class JacksonConfig {
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@Bean
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@Primary
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@ConditionalOnMissingBean(ObjectMapper.class)
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public ObjectMapper jacksonObjectMapper(Jackson2ObjectMapperBuilder builder) {
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ObjectMapper objectMapper = builder.createXmlMapper(false).build();
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/*SimpleModule simpleModule = new SimpleModule();
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simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
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objectMapper.registerModule(simpleModule);*/
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objectMapper.setDefaultPropertyInclusion(JsonInclude.Include.ALWAYS);
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return objectMapper;
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}
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@Bean
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public Jackson2ObjectMapperBuilderCustomizer customJackson() {
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return jacksonObjectMapperBuilder -> {
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// 增大最大字符串长度限制到 350000000（或根据需要设置）
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StreamReadConstraints constraints = StreamReadConstraints.builder()
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.maxStringLength(35000000) // 设置更大的限制值
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.build();
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jacksonObjectMapperBuilder.postConfigurer(objectMapper ->
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objectMapper.getFactory().setStreamReadConstraints(constraints)
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);
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};
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}
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}
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